WESTMINSTER CITY OF Water Quality Report
Population
202,078
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 90%
of 49,184 US systems
5-Year Record
⚠️ 9
violations recorded
C
Fair
Safety Grade
9 violations in the past 5 years
System Details
- PWSID
- CO0101170
- Population Served
- 202,078
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Colorado
- EPA Region
- 8
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 0200 | ⚠ Monitoring/Reporting | 9 |
Violation History
2025
3
2024
3
2022
3
Total violations on record: 9
Service Area
Cities Served
ZIP Codes Served
How does this compare?
This systemNational average
Grade C
Avg: B-C
9violations total
32% of national average
National avg: ~28 per system
🏙️ This is a large system — serving 30× more people than the national average.